Makes target version field on update form use the grouped combo.
Fix target version field on issue update form.
Fixes that issue copy/move throws an error when status is not changed (#4369).
Cleaning workflow edit view.
Moves submit button to tracker form.
Adds custom field selection on tracker form.
Slight change to the breadcrumb on custom field admin views.
Improve rdm-mailhandler exit status (#4368).
Add test for #4354.
Disabled broken textile references (#4354).
